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- The characteristics of wireless channel in ITS and IRTS are analyzed. 笔者分析了高速环境下无线信道的特性；
- Abstract: The performance of orthogonal frequency-division multiplexing （OFDM） systems may severely deteriorate when passing through wireless channels with spectral nulls. 文章摘要: 当无线传输信道出现频谱零点，正交频分复用（OFDM）系统会出现严重的性能恶化。
- In communication over wireless channels, which usually suffer from serious fading, forward error correction (FEC) and diversity techniques have become indispensable. 现今随著科技的迅速发展下，无线通讯已成为行动通讯的一大热门议题。
- Orthogonal frequency-division multiplexing(OFDM) is an efficient multi-carrier modulation technique to overcome the multi-path fading and reduce the ISI in wireless channels. 正交频分复用)是一种高效的多载波调制技术,可以用来对抗无线环境中的多径衰落,减少码间干扰。
- Packet radio network is a packet switch system with multi-address wireless channel. 分组无线网 PRN(Packet Radio Network)是一种使用无线多址信道的分组交换系统。
- Due to the link characteristics of wireless channel, the performance of TCP decreases in WLAN networks. 摘要由于无线信道的特殊性，在WLAN应用中，以TCP的传输性能会下降。
- The packet radio network is a new wireless network. It uses packet switching between nodes and shares the common wireless channel. 分组无线网是一种新型的无线通信网络,是在网络节点之间使用分组交换,共享无线信道的数字通信网络。
- Wireless medium access control(MAC) protocols such as IEEE 802.11 use distributed contention resolution mechanism for sharing the wireless channel. 11无线媒体访问控制(MAC)协议利用分布式争夺解决机制处理无线信道的共享。
- The simulation results prove that FMAC can make the contending nodes share the wireless channel fairly and fully utilize the network capacity. 结果表明FMAC能在充分利用网络容量的前提下，实现无线信道在竞争节点间的公平共享。
- Typical indoor wireless channel is Ricean fading, and can be decomposed into the sum of an LOS propagation channel and a scattering channel. 摘要典型的室内传播信道为莱斯衰落信道，可将其分解为LOS传播信道和散射信道。
- A practical experiment shows that this model is better than the rest of the wireless channel fading models in node location and deployment. 实验证明此衰落模型在实际网络的节点部署和节点定位中的作用优于其他无线信道衰落模型。
- Ad hoc network is a dynamic multihop wireless network that is established by a set of mobile nodes on a shared wireless channel . Ad hoc网络(MANET)是一种动态多跳无线网络，由一组共享无线信道的移动节点组成。
- This paper discussees the features of the optical wireless channel and analyses the design of transmitters and receivers. 阐述厂光无线信道的特性和对发射器、接收器的设汁考虑；
- In 4G communication system, Automatic Repeat reQuest(ARQ) technology is necessary to support multiple mobile terminal to communicating in shared wireless channel. 在4G 高速无线通信中,自动请求重传(ARQ)技术是无线通信中数据链路层所不可缺少的。
- In this paper，to study effective and reliable transmission of video data through wireless channels，a novel rate allocation algorithm based on Jointing Source-Channel Coding（JSCC） is proposed. 摘要 针对视频数据在无线信道上可靠传输问题，提出了一种基于信源信道联合的最优速率分配算法。
- Besides, we proposed the physical component design architecture for simulating the error source of the receivers that affected by wireless channel in realistic system. 另外我们提出实体层元件的设计架构以作为模拟真实系统中接收机受到无线通道影响而产生封包的错误来源。
- In order to improve the spectrum efficiency of wireless channel, header compression schemes are used to reduce the TCP/IP protocol header size in wireless IP networks. 摘要在无线IP网络中，采用报头压缩技术减小TCP/IP协定报头带来的额外开销，提高无线通道的频谱利用率。
- Third, to realize transmissing of the basic information of ICS, wireless channels are used to make a short-range transmissing of relevant information and Internet and PSTN for long-range transmissing. 第三，为了实现城市安全防范基本信息的传输，首先利用无线通信信道，来完成相关信息的短距离传输：其次采用互联网和PSTN网作为传输信道，完成了相关信息的远程自动化传输。
- He sent me the news by wireless telegraph. 他用无线电报把消息告诉我。
- In the high rate wireless communication system,automatic repeat request(ARQ)technology is indispensable in link layer,which shields the packet loss of the wireless channel from the upper level. 在高速无线通信中,自动请求重传(ARQ)是链路层不可缺少的技术,它通过重传向上层屏蔽无线链路上包的丢失。
